A：建业
B：长安
C：洛阳
D：建康
东北地区的城市主要集中在( )
-Good idea! That sounds _________.
阅读短文，判断正误。
Teacher: Good morning, class.
Class: Good morning, teacher.
Teacher: I am Hu Wei.Ms.Hu.
Alice: I'm Alice.
Bob: I'm Bob. Nice to meet you! (很高兴认识你)Ms.Hu.
